Aeroflow universal wiring harnesses complete with fuse box, relays and fuses. Each wire is colour coded and labelled every 6 inches ( 1524 mm ) for the entire length to allow ease of installation in any car, hot rod or race car. This 8 circuit wiring harnesses will wire up battery, ignition/accessories, turn signal, heater, window wipers, relay output, instrument cluster, brake switch and two spare circuits. The included fuse box is small and compact which can be installed anywhere and hidden away from prying eyes.